Housing, HVAC: Removal: Housing-HVAC

WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Disable the airbag system before attempting any steering wheel, steering column or instrument panel component diagnosis or service. Disconnect and isolate the negative battery (ground) cable. Wait two minutes for the airbag system capacitor to discharge before performing further diagnosis or service. This is the only sure way to disable the airbag system. Failure to follow these instructions may result in possible serious or fatal injury.

WARNING:

Review the warnings and cautions for this system before performing the procedure. Failure to follow these instructions may result in serious injury or death.

NOTE:

A/C equipped model shown. Heater only model similar.

Fig 1: Heater Hose Connectors & Tabs

Courtesy of CHRYSLER GROUP, LLC

Disconnect and isolate the negative battery cable.
Remove the engine trim cover.
Partially drain the engine cooling system. Refer to STANDARD PROCEDURE .
Disengage the two tabs (2) that secure each heater hose connector (1 and 3) to the heater core tubes and disconnect the connectors from the tubes.
Install plugs in, or tape over the heater core tubes to prevent coolant spillage inside the vehicle during HVAC housing removal.

Fig 2: Expansion Valve, A/C Lines & Nuts
Courtesy of CHRYSLER GROUP, LLC
Recover the refrigerant from the refrigerant system. Refer to STANDARD PROCEDURE .
Remove the nuts (3) that secure the A/C suction line (2) and A/C liquid line (4) to the A/C expansion valve (1).
Disconnect the A/C suction and liquid lines from the A/C expansion valve and remove and discard the O-ring seals.
Install plugs in, or tape over the opened refrigerant line fittings and the expansion valve ports.

Fig 3: Trim Stick, Instrument Panel & Control Panel
Courtesy of CHRYSLER GROUP, LLC

NOTE:
Manual Temperature Control (MTC) shown. Automatic Temperature Control (ATC) similar.
Using Trim Stick (special tool #C-4755, Trim Stick) or equivalent (3), disengage the retaining tabs that secure the control panel (1) to the A/C heater control and remove the control panel from the instrument panel (2).

Fig 4: Four Screws, A/C Heater Control & Instrument Panel Cover
Courtesy of CHRYSLER GROUP, LLC

NOTE:
Manual Temperature Control (MTC) shown. Automatic Temperature Control (ATC) similar.
Remove the instrument panel center bezel. Refer to BEZEL, INSTRUMENT PANEL, CENTER, REMOVAL .
Remove the four screws (2, 3, 5 and 6) that secure the A/C heater control (1) to the instrument panel cover (4).
Remove the instrument panel cover. Refer to COVER, INSTRUMENT PANEL, REMOVAL .

Fig 5: HVAC Housing To Instrument Panel Support Nuts
Courtesy of CHRYSLER GROUP, LLC
When equipped with ATC, disconnect the HVAC wire harness from the A/C heater control and remove the control. Refer to CONTROL, A/C AND HEATER, REMOVAL .
Remove the floor distribution ducts from each side of the HVAC housing. Refer to DUCT, FLOOR DISTRIBUTION, REMOVAL .
Remove the five nuts that secure the HVAC housing to the instrument panel support, at the locations shown.

Fig 6: Condensate Drain Hose, Housing & Floor Panel
Courtesy of CHRYSLER GROUP, LLC
Remove the instrument panel support. Refer to PANEL, INSTRUMENT, REMOVAL .
Disconnect the condensate drain hose (1) from the HVAC housing (3) and remove the HVAC housing from the vehicle.
If required, remove the condensate drain hose from the floor panel (2).